Number | Date | Country | Kind |
---|---|---|---|
00 14253 | Nov 2000 | FR |
Number | Name | Date | Kind |
---|---|---|---|
2767888 | Soffer | Oct 1956 | A |
3233788 | Diamond | Feb 1966 | A |
3901410 | Schultz | Aug 1975 | A |
4944429 | Bishop et al. | Jul 1990 | A |
5031800 | Brunet | Jul 1991 | A |
5722568 | Smith | Mar 1998 | A |
Number | Date | Country |
---|---|---|
679 660 | Mar 1992 | CH |
2 570 000 | Mar 1986 | FR |
2 635 085 | Feb 1990 | FR |
Entry |
---|
English language Derwent Abstract of CH 679 660, Mar. 31, 1992. |
English language Derwent Abstract of FR 2 570 000, Mar. 14, 1986. |
English language Derwent Abstract of FR 2 635 085, Feb. 9, 1990. |